Do not leak the target window

[evince.git] / djvu / djvu-document.c

diff --git a/djvu/djvu-document.c b/djvu/djvu-document.c
index d82a643f799d4e42a0aa4bbe431fb5a1c087c39d..25cdb075778153a4ba80cc177274a7c458599f0a 100644 (file)
--- a/djvu/djvu-document.c
+++ b/djvu/djvu-document.c
@@ -44,6 +44,8 @@ struct _DjvuDocument
        ddjvu_context_t  *d_context;
        ddjvu_document_t *d_document;
        ddjvu_format_t   *d_format;
+       
+       EvOrientation    orientation;
 };
 
 typedef struct _DjvuDocumentClass DjvuDocumentClass;
@@ -109,6 +111,23 @@ djvu_document_get_n_pages (EvDocument  *document)
        return ddjvu_document_get_pagenum (djvu_document->d_document);
 }
 
+static EvOrientation
+djvu_document_get_orientation (EvDocument *document)
+{
+       DjvuDocument *djvu_document = DJVU_DOCUMENT (document);
+
+       return djvu_document->orientation;
+}
+
+static void
+djvu_document_set_orientation (EvDocument *document,
+                             EvOrientation   orientation)
+{
+       DjvuDocument *djvu_document = DJVU_DOCUMENT (document);
+
+       djvu_document->orientation = orientation;
+}
+
 static void
 djvu_document_get_page_size (EvDocument   *document,
                               int           page,
@@ -125,18 +144,41 @@ djvu_document_get_page_size (EvDocument   *document,
                    ddjvu_message_pop (djvu_document->d_context);       
        }
 
-       if (width)
-               *width = info.width * SCALE_FACTOR;
-       if (height)
-               *height = info.height * SCALE_FACTOR;
+       if (djvu_document->orientation == EV_ORIENTATION_PORTRAIT ||
+            djvu_document->orientation ==  EV_ORIENTATION_UPSIDEDOWN) {
+               *width = info.width * SCALE_FACTOR; 
+               *height = info.height * SCALE_FACTOR;
+       } else {
+               *width = info.height * SCALE_FACTOR;
+               *height = info.width * SCALE_FACTOR;
+       }
+}
+
+static GdkPixbuf *
+rotate_pixbuf (EvDocument *document, GdkPixbuf *pixbuf)
+{
+       DjvuDocument *djvu_document = DJVU_DOCUMENT (document);
+
+       switch (djvu_document->orientation)
+       {
+               case EV_ORIENTATION_LANDSCAPE:
+                       return gdk_pixbuf_rotate_simple (pixbuf, 90);
+               case EV_ORIENTATION_UPSIDEDOWN:
+                       return gdk_pixbuf_rotate_simple (pixbuf, 180);
+               case EV_ORIENTATION_SEASCAPE:
+                       return gdk_pixbuf_rotate_simple (pixbuf, 270);
+               default:
+                       return g_object_ref (pixbuf);
+       }
 }
 
 static GdkPixbuf *
 djvu_document_render_pixbuf (EvDocument  *document, 
-                            int page, gdouble scale)
+                            EvRenderContext *rc)
 {
        DjvuDocument *djvu_document = DJVU_DOCUMENT (document);
        GdkPixbuf *pixbuf;
+       GdkPixbuf *rotated_pixbuf;
        
        ddjvu_rect_t rrect;
        ddjvu_rect_t prect;
@@ -144,15 +186,15 @@ djvu_document_render_pixbuf (EvDocument  *document,
        
        double page_width, page_height;
 
-       d_page = ddjvu_page_create_by_pageno (djvu_document->d_document, page);
+       d_page = ddjvu_page_create_by_pageno (djvu_document->d_document, rc->page);
        
        while (!ddjvu_page_decoding_done (d_page)) {
                    ddjvu_message_wait (djvu_document->d_context);
                    ddjvu_message_pop (djvu_document->d_context);       
        }
        
-       page_width = ddjvu_page_get_width (d_page) * scale * SCALE_FACTOR;
-       page_height = ddjvu_page_get_height (d_page) * scale * SCALE_FACTOR;
+       page_width = ddjvu_page_get_width (d_page) * rc->scale * SCALE_FACTOR;
+       page_height = ddjvu_page_get_height (d_page) * rc->scale * SCALE_FACTOR;
 
        pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, FALSE, 8, page_width, page_height);
 
@@ -168,7 +210,10 @@ djvu_document_render_pixbuf (EvDocument  *document,
                           (gchar *)gdk_pixbuf_get_pixels (pixbuf));
        
     
-       return pixbuf;
+       rotated_pixbuf = rotate_pixbuf (document, pixbuf);
+       g_object_unref (pixbuf);
+       
+       return rotated_pixbuf;
 }
 
 static void
@@ -219,6 +264,8 @@ djvu_document_document_iface_init (EvDocumentIface *iface)
        iface->get_page_size = djvu_document_get_page_size;
        iface->render_pixbuf = djvu_document_render_pixbuf;
        iface->get_info = djvu_document_get_info;
+       iface->set_orientation = djvu_document_set_orientation;
+       iface->get_orientation = djvu_document_get_orientation;
 }
 
 static void